1 files changed, 12 insertions, 2 deletions
diff --git a/src/host/usbh.h b/src/host/usbh.h
index 0e31e80a7..57362c778 100644
--- a/src/host/usbh.h
+++ b/src/host/usbh.h
@@ -73,11 +73,21 @@ typedef struct {
   tusb_desc_interface_t desc;
 } tuh_itf_info_t;
 
-// ConfigID for tuh_config()
+// ConfigID for tuh_configure()
 enum {
-  TUH_CFGID_RPI_PIO_USB_CONFIGURATION = OPT_MCU_RP2040 << 8 // cfg_param: pio_usb_configuration_t
+  TUH_CFGID_INVALID = 0,
+  TUH_CFGID_RPI_PIO_USB_CONFIGURATION = 100, // cfg_param: pio_usb_configuration_t
+  TUH_CFGID_MAX3421 = 200,
 };
 
+typedef union {
+  // For TUH_CFGID_RPI_PIO_USB_CONFIGURATION use pio_usb_configuration_t
+
+  struct {
+    uint8_t max_nak;
+  } max3421;
+} tuh_configure_param_t;
+
 //--------------------------------------------------------------------+
 // APPLICATION CALLBACK
 //--------------------------------------------------------------------+